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    <title>Document</title>
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<body>
    <script>
        /* alert("大家好，我是弟弟")
        alert("我是小菜鸡")
        alert("我是18岁") */
        /* function mysela(name,type,age){
            alert("大家好，我是" + name)
            alert("来自" + type)
            alert("我是" + age + "岁")
        }

        mysela("小弟","湖南","18"); */
        function a(name,type,age){
            alert("大家好，我是" + name)
            alert("来自" + type)
            alert("我是" + age + "岁")
        }

        var b = "老王";
        a("小弟","湖南","18");
        a(b,"河北","20")
    </script>
</body>
</html>